Sergei Demekhine

Demekhine was born on 30 March 1984 in Kursk and currently resides in Moscow.^[2]

Demekhine occasionally used to work as a model for Armani, Rocco Barocco, and Abercrombie & Fitch.^[3]

Since 2017, he has been married to Russian tennis player Veronika Kudermetova, whom he also coaches.

As a professional tennis player, Demekhine won one ITF Futures title in singles, and eight in doubles. He played the qualifications for the Kremlin Cup in 2001,^[4] 2002,^[5] 2003^[6] 2006^[7] and 2008,^[8] but never reached the main draw. Demekhin made two appearances in a ATP Tour main draw in doubles, both at the Kremlin Cup. In 2005, he and Igor Kunitsyn lost to Mariusz Fyrstenberg and Răzvan Sabău 3–5, 4–5 in the first round. In 2008, Demekhin partnered with Konstantin Kravchuk, but they were beaten by Sergiy Stakhovsky and Potito Starace 7–6⁽⁴⁾, 1–6, [10–7] in the first round. He has been inactive since he played his last match in 2009.

Demekhine briefly coached Russian player Alla Kudryavtseva.^[9]

He then coached Vera Zvonareva. The two began working together in April 2010 after the 2010 Family Circle Cup in Charleston, South Carolina.^[10] At first, he was her hitting partner and then became her coach.^[11] Under his guidance, Zvonareva reached the finals of the 2010 Wimbledon Championships^[12][13] and the 2010 US Open,^[14] the semifinals of the 2011 Australian Open,^[15] and the world No. 2 ranking.^[16] In April 2011, Vera Zvonareva split with Demekhine.^[17]

He is currently coaching his wife Veronika Kudermetova.